Gaya APA
Vorderman, C. (2010).
Help Your Kids With Maths: A Unique Step-By-Step Visual Guide .
London:
Pinguin Random House.
Gaya MLA
Vorderman, Carol.
"Help Your Kids With Maths: A Unique Step-By-Step Visual Guide".
London:
Pinguin Random House,
2010.
Buku Text.